(to 7.10)
Cleaning a glass decanter. ● TELETEXT SUBTITLES: page 888
9.05 Help Your Child with Science: Forces
9.15 Supersense: Sound Sense
(Teletext)
9.45 You and Me: Estimating How Much
10.00 Mathsworks: Perimeter and Area
10.15 Sealladh is Seanchas: An Coineanach (The Rabbit)
10.30 Artshow: Inside Out
10.50 Mathspy: To Make the Pattern Fit/1 Across, 1 Down
11.10 Landmarks: Transport - On the Canal
11.30 Geography Casebook: After Metal Bashing (Part 1)
11.50 Q and A
11.55 Movable Feasts: A Better Offer
12.10 A-level Economics: Public Concern
12.30 A-level Biology: Mechanisms of Change: 1
12.50 Teaching Today: Infant Core Curriculum - I've Written a Letter
1.20 The Brollys
1.35 Dilly the Dinosaur
1.40 Music Time: Pentatonic
(stereo)
2.00 News and Weather
followed by You and Me
How does the world really sound to animals? We are shown what elephant conversations sound like, how birds navigate using sound and how whales communicate
In this anniversary edition to celebrate 35 years of The Sky at Night, Patrick Moore reports on the influence of the space age on people's understanding of astronomy.
Followed by Westminster Live
Featuring Prime Minister's questions and other parliamentary highlights.
Melodrama starring Phyllis Calvert
James Mason
Wealthy Clarissa Richmond takes in impoverished Hester Shaw only to be repaid years later by an act of cruel betrayal.
Director Leslie Arfiss
0 FILMS: pages 43-50
The controversial role of the West Yorkshire Police helicopter, to be equipped with new thermal image detection technology, is examined by Judith Stamper.
Starring
Gordon Scott
Tarzan intervenes when an isolated research hospital is attacked by the warriors of a jealous witch doctor. With
Eve Brent and Rickie Sorensen.
Director Bruce Humberstone
● FILMS: pages 43-50
The European Commission looks set to recommend drastic relaxation, even abolition, of UK quarantine laws. Could it mean the end of 70 rabies-free years for this country? Michael Delahaye examines the evidence. Producer Halina Kierkuc
Executive producer Peter Lowe
● REGIONAL PROGRAMME: see panel
Return of the sporting investigations series, introduced by a new signing, footballer John Fashanu.
Tonight's programme includes a report on new scientific evidence that challenges boxing's safety record. Plus, the old football stars who are not shining so brightly. Producer Ges D'Souza
Editor David Taylor
The Ravening Hordes. For those invaded by a gigantic flock of blackbirds, engulfed by a swarm of locusts, or overrun by a sea of mice, plagues of animals are a living disaster. But they also provide wildlife spectacles. Narrated by David Attenborough. Producer Michael Bright
Editor Andrew Naylor
0 TELETEXT SUBTITLES: page 888
Third in a series of six films by directors from developing countries.
Rabi
Set in Burkina Faso, this is a modern-day fable about man's relationship with the environment, written and directed by Gaston Kabore.
Rabi loves but torments his pet tortoise, prompting his angry father to take the creature away. With subtitles.
Series producer Peter Firstbrook
With Jeremy Paxman.
Arts and media magazine. ● STEREO
A preview of OU programmes.
16th-century anatomy.
(to 0.35)
(to 4.00)
Information: further details in the 6 May issue of Nursing Standard